KDB 304

KDB 304

  • Material

    Carbon steel +AlSn20Cu

  • Application features

    The sliding layer with oil tank or oil hole can be machined

    Aluminum-tin alloy is used in fluid lubrication conditions

    The product is suitable for internal combustion engine spindle and connecting rod bearings, bearings for air compressors and refrigerators

    The sliding layer can be refined to improve the matching accuracy

CharacteristicsUnitOil lubrication
Max. dynamic loadMpa90
Operating temperature-40 ~ +150
Max. line speedm/s15
Max. PVm/s·Mpa10
Min. hardness of alloy layerHB30
Min. hardness for couplingsHRC270